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BALDWIN FILTERS Fuel Filter: Spin-On, 4 1/4 in Outside Dia, 1"-14 Thread Size, Cellulose - Spin-On Fuel Filters
BALDWIN FILTERSSpin-On Fuel Filters

BALDWIN FILTERS Fuel Filter: Spin-On, 4 1/4 in Outside Dia, 1"-14 Thread Size, Cellulose

The BALDWIN FILTERS Fuel Filter: Spin-On (SKU 30HL63, model BF9903-SP) is a cellulose spin-on fuel filter with a 4 1/4 in outside diameter and 1"-14 thread size, featuring a 9/16-18 sensor port thread. Designed for…

SKU 3G-OTH-597794

Brand
BALDWIN FILTERS
Item
Fuel Filter: Spin-On, 4 1/4 in Outside Dia, 1"-14 Thread Size, Cellulose
Category
Spin-On Fuel Filters
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Technical Specifications

BALDWIN FILTERS
Manufacturer Part Number
BF9903-SP
Type
Cellulose, BF9903-SP
Outside Dia
4 1/4 in
Thread Size
1"-14
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BALDWIN FILTERS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The BALDWIN FILTERS Fuel Filter: Spin-On (SKU 30HL63, model BF9903-SP) is a cellulose spin-on fuel filter with a 4 1/4 in outside diameter and 1"-14 thread size, featuring a 9/16-18 sensor port thread. Designed for use in Kenworth trucks, this filter is part of our broader industrial filtration offering across 14 departments — and we supply far more than is listed. Our specialist depth in combustion, pumps and controls serves as a trust anchor, ensuring we interpret demand and deliver the right solution.

Frequently Asked Questions

What is the BALDWIN FILTERS BF9903-SP fuel filter used for?

The BALDWIN FILTERS BF9903-SP is a spin-on fuel filter designed for Kenworth trucks. It removes contaminants from diesel fuel using a cellulose media, protecting the engine's fuel system. 3G Electric supplies this filter as part of our industrial filtration offering across 14 departments.

What are the specifications of the BALDWIN FILTERS BF9903-SP?

The BF9903-SP has a 4 1/4 in outside diameter, 1"-14 thread size, and a 9/16-18 sensor port thread. It uses cellulose media and is a spin-on type filter. The manufacturer part number is BF9903-SP. 3G Electric sources this genuine BALDWIN FILTERS product for global delivery.

Where to buy BALDWIN FILTERS BF9903-SP worldwide?

3G Electric supplies the BALDWIN FILTERS BF9903-SP fuel filter to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us to order this genuine spin-on filter for Kenworth trucks, part of our broad industrial filtration range.

How to install the BALDWIN FILTERS BF9903-SP fuel filter?

Install the BF9903-SP by lubricating the gasket, threading it onto the filter head by hand until the gasket contacts, then tightening 3/4 to 1 turn. Prime the system and check for leaks. 3G Electric provides this genuine BALDWIN FILTERS product for Kenworth truck applications.

Used in

Common applications for BALDWIN FILTERS
Diesel generator maintenance — Baldwin Filters CTK5029-4 coolant test strips for monitoring SCA levels in cooling systems
Fleet vehicle servicing — Baldwin Filters CTK5029-1 coolant test strips for checking freeze point in heavy-duty truck radiators
Industrial compressor cooling — Baldwin Filters coolant test strips for verifying antifreeze concentration in closed-loop systems
Agricultural equipment upkeep — Baldwin Filters CTK5029-4 test strips for nitrite level checks in tractor engine coolants
Marine engine maintenance — Baldwin Filters coolant test strips for freeze point verification in vessel cooling systems

BALDWIN FILTERS Products

3G Electric supplies BALDWIN FILTERS spin-on fuel filters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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BALDWIN FILTERS Fuel Filter: Spin-On, 3 11/16 in Outside Dia, 1"-14 Thread Size, Cellulose, BF1268. Key specifications — attr1137520: BF1268; attr434022: BALDWIN FILTERS; attr427730: Cellulose; attr427731: G381-A Attached Gasket; attr1017112: Buses; attr1017113: Chevrolet.
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BALDWIN FILTERS Fuel Filter: Spin-On, 3 11/16 in Outside Dia, 1"-14 Thread Size, Cellulose, BF1268. Key specifications — attr1137520: BF1268; attr434022: BALDWIN FILTERS; attr427730: Cellulose; attr427731: G381-A Attached Gasket; attr1017112: Buses; attr1017113: Chevrolet.
BALDWIN FILTERS Fuel Filter: Spin-On, 4 11/16 in Outside Dia, M85 x 2.0 Thread Size, Cellulose (MPN BF1277-SPS). Key specifications — attr1137520: BF1277-SPS; attr1137521: FS1040; attr434022: BALDWIN FILTERS; attr427730: Cellulose; attr427731: Integral Gasket; attr1017112: Buses; attr1017113: Signature.
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BALDWIN FILTERS Fuel Filter: Spin-On, 4 11/16 in Outside Dia, M85 x 2.0 Thread Size, Cellulose (MPN BF1277-SPS). Key specifications — attr1137520: BF1277-SPS; attr1137521: FS1040; attr434022: BALDWIN FILTERS; attr427730: Cellulose; attr427731: Integral Gasket; attr1017112: Buses; attr1017113: Signature.
BALDWIN FILTERS Fuel Filter: Spin-On, 3 11/16 in Outside Dia, 1 3/8"-12 Thread Size, Paper, BF46141. Key specifications — attr1137520: BF46141; attr434022: BALDWIN FILTERS; attr427730: Paper; attr427731: G381-A Attached Gasket; attr1017112: Trucks.
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BALDWIN FILTERS Fuel Filter: Spin-On, 3 11/16 in Outside Dia, 1 3/8"-12 Thread Size, Paper, BF46141. Key specifications — attr1137520: BF46141; attr434022: BALDWIN FILTERS; attr427730: Paper; attr427731: G381-A Attached Gasket; attr1017112: Trucks.
BALDWIN FILTERS Fuel Filter: Spin-On, 4 1/4 in Outside Dia, 1"-14 Thread Size, Cellulose, BF1346SP. Key specifications — attr1137520: BF1346SP; attr434022: BALDWIN FILTERS; attr427730: Cellulose; attr427731: 1/2 in - 20 Sensor Port Thread; attr1017112: Trucks; attr1017113: Western Star.
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BALDWIN FILTERS Fuel Filter: Spin-On, 4 1/4 in Outside Dia, 1"-14 Thread Size, Cellulose, BF1346SP. Key specifications — attr1137520: BF1346SP; attr434022: BALDWIN FILTERS; attr427730: Cellulose; attr427731: 1/2 in - 20 Sensor Port Thread; attr1017112: Trucks; attr1017113: Western Star.
BALDWIN FILTERS Fuel Filter: Spin-On, 3 11/16 in Outside Dia, 15/16"-16 Thread Size, Cellulose (MPN BF582). Key specifications — attr1137520: BF582; attr434022: BALDWIN FILTERS; attr427730: Cellulose; attr427731: ES24-B O-Ring; attr1017112: Trucks; attr1017113: Allis-Chalmers.
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BALDWIN FILTERS Fuel Filter: Spin-On, 6 3/8 in Overall Lg, 4 1/16 in Outside Dia, Diesel Fuel (MPN BF46062). Key specifications — attr1137520: BF46062; attr434022: BALDWIN FILTERS; attr427730: Cellulose; attr427731: Attached Grommet; attr1017112: Buses; attr1017113: GMC.
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BALDWIN FILTERS Fuel Filter: Spin-On, 3 3/4 in Outside Dia, 1"-14 Thread Size, Cellulose, Racor (MPN BF46025-O). Key specifications — attr1137520: BF46025-O; attr434022: BALDWIN FILTERS; attr427730: Cellulose; attr427731: Furnished Gasket; attr1017112: Buses; attr1017113: Racor.
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BALDWIN FILTERS Fuel Filter: Spin-On, 3 3/4 in Outside Dia, 1 1/2"-16 Thread Size, Cellulose, Partmo (MPN BF7995). Key specifications — attr434022: BALDWIN FILTERS; attr427730: Cellulose; attr427731: Furnished Gasket; attr1017112: Trucks; attr1017113: Partmo.
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